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Sphenospira
Taxonomy
Sphenospira was named by Cooper (1954) [Sepkoski's age data: D Fame C Tour Sepkoski's reference number: 25,538]. It is not extant.
It was assigned to Cyrtospiriferidae by Balinski (1995); to Spiriferida by Sepkoski (2002); and to Cyrtospiriferinae by Williams et al. (2006).
It was assigned to Cyrtospiriferidae by Balinski (1995); to Spiriferida by Sepkoski (2002); and to Cyrtospiriferinae by Williams et al. (2006).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1954 | Sphenospira Cooper |
| 1995 | Sphaenospira Balinski p. 59 |
| 2002 | Sphenospira Sepkoski |
| 2006 | Sphenospira Williams et al. p. 1728 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Sphenospira Cooper 1954
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Givetian to the top of the Late/Upper Famennian or 387.95000 to 358.86000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Givetian | Morocco | S. julii (221428) | |
| Famennian | Germany (Nordrhein-Westfalen) | S. julii (38273 38325 38327) | |
| Late/Upper Famennian | Belgium | S. juiii (235220) S. julii (235221 235222) S. jullii (223664) | |
| Late/Upper Famennian | France | S. julii (235118 235120) | |
| Late/Upper Famennian | Morocco | S. julii (221408) | |
| Late/Upper Famennian | United Kingdom (England) | S. julii (38432) |